Charles is a college student who smokes cigarettes. Use the health belief model to explain why Charles continues to smoke even though he is aware of the Surgeon General's warning about the relationship between cigarettes and cancer or heart disease. In your answer, be sure to explain the two factors important to the model and any other components that are relevant. Next, reflect. Why do you think it is difficult to change health beliefs? What do you think are some important factors that shape our health beliefs? Can you think of an example of a health belief you have and discuss how that was shaped throughout your life?.